Subtotal: ₦300.00
VIPER22 switching power supply
₦400.00
The VIPer22 series is a range of integrated circuits designed for low-power offline switch-mode power supplies (SMPS). These ICs integrate a high-voltage power MOSFET with a current-mode PWM controller, allowing for high efficiency and compact power supply designs. The VIPer22 series is typically used in applications such as AC-DC adapters, battery chargers, and small power supplies where low power consumption and high reliability are required.
Key Features:
- Integrated high-voltage MOSFET with current-mode PWM controller.
- Wide input voltage range for different applications.
- Fixed frequency operation for stable performance.
- Built-in protection features including overcurrent, overvoltage, and thermal shutdown.
- Automatic burst mode operation for low-load conditions to improve efficiency.
- Low startup current and low power consumption in standby mode.
Technical Specifications:
- Input Voltage Range: Typically 9 V to 38 V (check specific variant for exact range).
- Switching Frequency: Fixed frequency (often 60 kHz or 100 kHz, depending on the variant).
- Drain-Source Voltage (VDS): Up to 730 V.
- Peak Current Limitation: Internally set for protection.
- Undervoltage Lockout (UVLO) Thresholds: Specific values vary by variant.
- Thermal Shutdown: Typically around 140°C to 170°C.
Applications:
- AC-DC power adapters for consumer electronics.
- Battery chargers for various battery types.
- Power supplies for small electronic devices.
- Auxiliary power supplies in consumer and industrial equipment.
Usage:
- Suitable for applications requiring a compact and efficient power supply.
- Ideal for designs needing integrated protection features to ensure reliability.
- Commonly used in applications where space and efficiency are critical.
Caution:
- Ensure proper heat dissipation to avoid overheating.
- Adhere to absolute maximum ratings to prevent damage to the IC.
- Implement adequate filtering and layout practices to ensure stable operation.
Datasheet:
For detailed specifications, pin configuration, and design recommendations, refer to the VIPer22 datasheet
In stock
The VIPer22A-E combines a dedicated current mode PWM controller with a high voltage power MOSFET on the same silicon chipTypical applications cover off line power supplies for battery charger adapters, standby power supplies for TV or monitors, auxiliary supplies for motor control, etc. The internal control circuit
offers the following benefits: Large input voltage range on the VDD pin accommodates changes in auxiliary supply voltage. This feature is well adapted to battery charger adapter configurations. Automatic burst mode in low load condition. Overvoltage protection in HICCUP mode.
